Home / 3,425,904,719.56-5,137,860,147.33-1,326,912,974.37

Finding the Fourth Proportional to 3,425,904,719.56, 5,137,860,147.33 and 1,326,912,974.37

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Solution

The fourth proportional to 3,425,904,719.56, 5,137,860,147.33 and 1,326,912,974.37 is: 1,989,983,332.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425,904,719.56 : 5,137,860,147.33 = 1,326,912,974.37 : x
  2. Step 2: Convert to fraction form
    3,425,904,719.56/5,137,860,147.33 = 1,326,912,974.37/x
  3. Step 3: Cross multiply
    3,425,904,719.56x = 5,137,860,147.33 × 1,326,912,974.37
  4. Step 4: Simplify right side
    3,425,904,719.56x = 6,817,493,289,990,735,872
  5. Step 5: Solve for x
    x = 6,817,493,289,990,735,872/3,425,904,719.56
  6. Step 6: Final answer
    x = 1,989,983,332.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.